<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

 <head>

  <title>CSS Test: clear and clearance calculation - margin collapsing</title>

  <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" />
  <link rel="help" href="http://www.w3.org/TR/CSS21/visuren.html#flow-control" />
  <link rel="match" href="clear-clearance-calculation-005-ref.xht" />

  <meta content="" name="flags" />
  <meta content="With clear: none, the first and last paragraphs' margins collapse and the last paragraph's top border edge should be flush with the top of the floating paragraph." name="assert" />
  
  <style type="text/css"><![CDATA[
  body {margin: 8px;}

  #overlapped-red
  {
  background-color: red;
  height: 100px;
  left: 8px;
  position: absolute;
  right: 8px;
  top: 118px;
  z-index: -1;
  }

  #firstParg
  {
  height: 20px;
  margin-bottom: 90px;
  margin-top: 0px;
  }

  #floatingParg
  {
  background-color: orange;
  float: left;
  height: 100px;
  margin: 0;
  width: 200px;
  }

  #lastParg
  {
  background-color: green;
  clear: none;
  height: 100px;
  margin-top: 75px;
  }
  ]]></style>

 </head>

 <body>

  <div id="overlapped-red"></div>

  <p id="firstParg"></p>

  <p id="floatingParg"></p>

  <p id="lastParg"></p>

  <p>Test passes if there is above an orange rectangle and a wide green rectangle side by side, touching each other. The top of the orange rectangle should be flush with the top of the green rectangle. There should be no red.</p>

 </body>
</html>